Startup

script/FocusXRotScan.py

@@ -0,0 +1,45 @@
+"""
+Focusing mirror Rx scan
+to center the beam on the monochromator grating
+Rx = -20...+20
+set the front end to 0.5 x 0.5, exit slit to 25, photon energy to 1500
+"""
+
+import math
+
+# adjust the following parameters
+STARTPOS = (-5.0)
+ENDPOS = (+5.0)
+STEPS = 0.01
+LATENCY = 1.0
+DWELL = 1.0
+ENDSCAN = False
+
+MOTORS = [FocusXRot]
+SENSORS = [SampleCurrent, RefCurrent, MachineCurrent, OpticsCameraCentroidX, OpticsCameraSigmaX]
+RELATIVE = False
+
+value = DWELL * 10.0
+SampleCurrentAveraging.write(value)
+RefCurrentAveraging.write(value)
+
+SampleCurrentGain.write("L, 10^9")
+RefCurrentGain.write("L, 10^9")
+
+# front end size includes offset!
+FrontendHSize.write(1.0)
+FrontendVSize.write(0.9)
+ExitSlit.write(25.0)
+
+adjust_sensors()
+set_adc_averaging()
+
+def trig():
+    wait_beam()
+    caput("X03DA-OP-10ADC:TRG.PROC", 1)
+    
+try:
+    lscan(MOTORS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, RELATIVE, before_read=trig, after_read = after_readout)
+finally:
+    if ENDSCAN:
+        after_scan()